Home / 243,463,629.84-364,333,379.58-151,390,725.72

Finding the Fourth Proportional to 243,463,629.84, 364,333,379.58 and 151,390,725.72

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Solution

The fourth proportional to 243,463,629.84, 364,333,379.58 and 151,390,725.72 is: 226,550,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,463,629.84 : 364,333,379.58 = 151,390,725.72 : x
  2. Step 2: Convert to fraction form
    243,463,629.84/364,333,379.58 = 151,390,725.72/x
  3. Step 3: Cross multiply
    243,463,629.84x = 364,333,379.58 × 151,390,725.72
  4. Step 4: Simplify right side
    243,463,629.84x = 55,156,694,738,636,424
  5. Step 5: Solve for x
    x = 55,156,694,738,636,424/243,463,629.84
  6. Step 6: Final answer
    x = 226,550,038.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.